Google’s new MATE technology is designed to view relevancy as an entirely self consistent timeline, rendering link building a thing of the past. It simply wont be possible to exploit the rate of change of inbound links pointing to a site as it’s relevancy will have already been historically determined.

So what is an SEO to do? The only possible way around this will be to implant ‘site suggestions’ within cache of sites linking to you. Archive.org would do well to be on hacker watch.